<section>
  <h2>Notification</h2>
  <p>Showing a notification by snack bar without showing actions</p>
  <button mat-raised-button color="primary" (click)="openNotificationSnackBar()">
    Support
  </button>
</section>

<section>
  <h2>Disco party </h2>
  <p>Showing a notification by snack bar with a dismiss button</p>
  <button mat-button (click)="openDiscoPartySnackBar()">Disco</button>
</section>
